Big Chemical Encyclopedia

Chemical substances, components, reactions, process design ...

Articles Figures Tables About

P-nitroaniline, preparation

Chromatographic Separation of a Mixture of o- and p-Nitroaniline. Prepare a glass tube A (Fig. 24) in which the wider portion has a diameter of 3 cm. and a length of ca. 30 cm. the narrow portion at the base has a diameter of 5-7 mm. Wash the tube thoroughly (if necessary, with chromic acid, followed by distilled water and ethanol) and then dry. Insert a small plug of cotton-wool P as shown just within the narrow neck of the tube it is essential that this plug does not project into the wider portion of the tube. Clamp the tube in a vertical position. [Pg.49]

See also in sourсe #XX -- [ Pg.941 ]

See also in sourсe #XX -- [ Pg.941 , Pg.942 ]

See also in sourсe #XX -- [ Pg.760 ]

See also in sourсe #XX -- [ Pg.887 ]

See also in sourсe #XX -- [ Pg.760 ]

See also in sourсe #XX -- [ Pg.957 ]

See also in sourсe #XX -- [ Pg.884 ]



SEARCH



4-Nitroaniline

Nitroanilines

P-Nitroaniline

P-Nitroanilines

© 2024 chempedia.info